The roly-poly, or pill bug, is a terrestrial crustacean that looks just like an insect. Oval-shaped, with seven sets of legs and a hard outer shell, these creatures are best known for their ...

Scientists at UC Santa Barbara found that two species closely related to the roly poly have vanished from more than 60% of beaches from Point Conception to the U.S.-Mexico border, where they were ...

also known colloquially as a roly-poly. The students, from Loyola Marymount University, found the creature clutching the arm of a sea star. "As soon as we saw this bumpy little guy, we knew it was ...